<!DOCTYPE html>
<
html
><
head
></
head
><
body
>
</
body>
</
html
>
<
script
type
="
text/javascript
"> window.addEventListener('load', function() {
let i = 0; const x = setInterval(function() { document.body.appendChild(document.createTextNode(new Date()+"\n")); i++; if (i > 100) { clearInterval(x); } }, 10000);
}) </
script
>
<
style
type
="
text/css
">
body { white-space: pre; }
</
style
>
RESULT: (open your console with F12 or CTRL-SHIFT-K)